CN206556192U - A kind of new blower fan with heating function - Google Patents
A kind of new blower fan with heating function Download PDFInfo
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- CN206556192U CN206556192U CN201720284990.5U CN201720284990U CN206556192U CN 206556192 U CN206556192 U CN 206556192U CN 201720284990 U CN201720284990 U CN 201720284990U CN 206556192 U CN206556192 U CN 206556192U
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Abstract
The utility model belongs to new blower fan technical field, and in particular to a kind of new blower fan with heating function.For the single deficiency of existing new blower fan function, the technical scheme of use is：A kind of new blower fan with heating function, including casing, wall box is provided with fresh air air inlet, fresh air air outlet, indoor wind air inlet, indoor wind exhaust outlet, fresh-air fan is provided with casing, exhaust fan, heat exchanger core, heating air inlet is additionally provided with wall box, heating return air inlet, the heating air channel being located between heating air inlet and heating return air inlet is provided with casing, exhaust fan is located on heating air channel, air channel warm oneself provided with heating element heater, air-valve of the air inlet of warming oneself provided with switching heating air inlet opening and closing, indoor wind exhaust outlet, being provided with heating return air inlet is used for wind exhaust outlet in switching chamber, heating return air inlet and the logical air-valve closed of exhaust fan.The utility model integrates fresh air and heating function, saves space, reduces cost, and can realize heat recovery.
Description
Technical field
The utility model belongs to new blower fan technical field, and in particular to a kind of new blower fan with heating function.
Background technology
New blower fan realizes the uninterrupted displacement of outdoor fresh air and foul indoor air.Filter is set in new blower fan,
Filter can filter out bacterium, particulate matter and harmful substance in fresh air, it is ensured that introduce indoor fresh air clean.
Heat exchanger is also set up in new blower fan so that is exchanged heat between the room air of discharge and the outdoor air of introducing, realizes room
The recovery of interior temperature, reduces the waste of cold and hot energy.Warming air super bath work when agitate air flow using blower fan, make cold air from
Air inlet comes in flow through heating element heater and is heated as warm wind, returns interior, and so circulation is so that room air gradually be added
Heat, realizes the heating function of warming air super bath.
In existing domestic environment, if necessary to realize fresh air and heating function simultaneously, because new blower fan function is single,
Need while install new blower fan and super bath, take more space, and increase the costs such as installation, maintenance.Also have and increase on super bath
Plus the technical scheme of fresh air function, but its fresh air function is single, it is impossible to heat recovery is realized, causing the energy consumption of equipment increases.
The content of the invention
The utility model is directed to the single deficiency of existing new blower fan function there is provided a kind of new blower fan with heating function,
Integrate fresh air and heating function, save space, reduce cost, and heat recovery can be realized.
To achieve the above object, the utility model is adopted the following technical scheme that：A kind of new blower fan with heating function, bag
Casing is included, wall box is provided with fresh air air inlet, fresh air air outlet, indoor wind air inlet, indoor wind exhaust outlet, casing and set
There are fresh-air fan, exhaust fan, heat exchanger core, heat exchanger core has the air intake passage and air-out passage being isolated from each other, and air intake leads to
Road, fresh-air fan are laid in the fresh air duct between fresh air air inlet and fresh air air outlet, air-out passage, exhaust fan
Be laid on the wind output channel between indoor wind air inlet and indoor wind exhaust outlet, fresh air duct and wind output channel each other every
From being additionally provided with bypass wind output channel between indoor wind air inlet and exhaust fan, wind output channel, bypass wind output channel are selectable
Connected with indoor wind air inlet, be additionally provided with wall box in heating air inlet to be opened/closed, heating return air inlet, casing and be provided with position
Heating air channel between heating air inlet and heating return air inlet, exhaust fan also is located on heating air channel, and heating is set on air channel
There is a heating element heater, return air inlet is selectable is connected with exhaust fan for indoor wind exhaust outlet, heating.
The utility model is set on the basis of the existing new blower fan for setting heat exchanger core includes heating air inlet, heating return air
Mouth, heating element heater, heating air channel, the heating loop of exhaust fan, integrate fresh air and heating function, save space, reduction
Cost, and heat recovery can be realized.Existing exhaust fan is taken in newly-increased heating loop, the heating wind extra without setting
Machine.New blower fan of the present utility model with heating function can have four kinds of mode of operations：1. new air heat-exchange pattern；2. fresh air
Air vent mode；The pattern 3. fresh air is warmed oneself；4. fresh-air ventilation pattern.
Preferably, bypass wind output channel is overlapped with heating air passage portion.Take existing bypass air draft wind in heating air channel
Road, without setting new structure as heating air channel or only needing the new structure of setting unit as heating air channel.Bypass
Wind output channel is heating air inlet to the air channel between exhaust fan with the region that heating air channel is overlapped.
Preferably, the air intake passage porch of heat exchanger core is provided with the first controllable air-valve, the first controllable air-valve is alternately cut
Wind output channel, bypass wind output channel is changed to close with indoor wind air inlet leading to.Wind output channel, bypass air draft are controlled by same air-valve
Air channel leads to indoor wind air inlet to be closed, and reduces air-valve quantity；Air-valve is controllable so as to be controlled by motor etc., to facilitate realization
Intelligence is automatic.
Preferably, heating air inlet is provided with the second controllable air-valve, the second controllable air-valve alternating switching heating air inlet,
Bypass wind output channel opening and closing.It is opened and closed by same air-valve control heating air inlet, bypass wind output channel, reduces air-valve quantity, protect
Demonstrate,prove wind direction；Air-valve is controllable so as to be controlled by motor etc., realizes that intelligence is automatic to facilitate.
Preferably, being provided with the 3rd at wind exhaust outlet in heating return air inlet adjacent chamber, indoor wind exhaust outlet, heating return air inlet
Wind exhaust outlet, heating return air inlet and exhaust fan, which lead to, in controllable air-valve, the 3rd controllable air-valve alternating switching chamber closes.Heating return air inlet
Wind exhaust outlet in adjacent chamber, by same air-valve control heating return air inlet and indoor wind exhaust outlet, reduces air-valve quantity；Air-valve
It is controllable so as to be controlled by motor etc., with facilitate realize intelligence it is automatic.Heating return air inlet and indoor return air mouth can be at
On two different laterals at right angle.
Preferably, the 3rd controllable air-valve is curved.When the controllable air-valve of arc the 3rd by motor exhaust with heating return air inlet
Between passage close, when motor exhaust connect with indoor wind air outlet, passage forms one between motor exhaust and interior wind air outlet
90 ° of circular arcs, so as to reduce windage, it is ensured that air draft air quantity.
Preferably, heating air inlet is provided with the second controllable air-valve, the second controllable air-valve alternating switching heating air inlet,
Bypass wind output channel opening and closing；The 3rd is provided with wind exhaust outlet in return air inlet adjacent chamber of warming oneself, indoor wind exhaust outlet, heating return air inlet
Controllable air-valve；Second controllable air-valve and the 3rd controllable air-valve are located on same heating module component.By the second controllable air-valve and
Three controllable air-valves are arranged on same heating module component, first can be first installed to the second controllable air-valve and the 3rd controllable air-valve
On heating module component, then heating module component is installed in casing, without setting air-valve mounting structure, assembling on casing
It is convenient.Heating module component is integrated with heating air inlet to the air channel guide frame between exhaust fan simultaneously.Produce general when simultaneously
When leading to new blower fan and new blower fan with heating function, side plate where heating air inlet need to be only changed, then heating module group is installed
Production easy switching between part, heating element heater, heating air inlet, heating return air inlet, two kinds of new blower fans.
Preferably, heating element heater is PTC-ceramic heater element, it is arranged at heating return air inlet；Positioned at fresh air air intake
New wind filter is set in fresh air duct between mouth and heat exchanger core.PTC-ceramic heater element be thermal source, with quick heating,
The thermal efficiency is high, do not light, the flames of anger, long service life the advantages of；Heating element heater is arranged at heating return air inlet, heat is reduced
Loss.Heat exchanger core air intake front end sets new wind filter, and outdoor fresh air is handled, can be filtered out in fresh air
Bacterium, particulate matter and harmful substance, it is ensured that introduce indoor fresh air clean.
Preferably, casing is rectangular, fresh air air inlet, indoor air outlet are located on the wall of casing the same side, fresh air air-out
Mouth, indoor air inlet are located on the side wall relative with side wall where fresh air air inlet, indoor air outlet, heating air inlet, heating
Air outlet is located on the side wall adjacent with side wall where fresh air air inlet, indoor air outlet.Air port is arranged such so that fresh air
Machine compact conformation, while ensureing air quantity；Life between simultaneously common newly blower fan and the new blower fan of two kinds of new blower fan with heating function
Produce easy switching.
Preferably, being additionally provided with the bypass fresh air duct to be opened/closed of connection fresh air air inlet and fresh-air fan in casing.
When heat need not be reclaimed, windage can be reduced, intake is improved, energy consumption is reduced.
The utility model is set on the basis of the existing new blower fan for setting heat exchanger core includes heating air inlet, heating return air
Mouth, heating element heater, heating air channel, the heating loop of exhaust fan, integrate fresh air and heating function, save space, reduction
Cost, and heat recovery can be realized, existing exhaust fan is taken in newly-increased heating loop, the heating wind extra without setting
Machine.Further, heating air channel borrows existing structure substantially, and without setting, extra structure is used as heating air channel；By same
Each air channel of air-valve switching is logical to be closed；Second controllable air-valve and the 3rd controllable air-valve etc. are integrated into same heating module component, it is convenient
Common new blower fan and switch with the production between two kinds of new blower fans of the new blower fan of heating function.It is of the present utility model that there is heating work(
The new blower fan of energy can have four kinds of mode of operations：1. new air heat-exchange pattern；2. fresh air air vent mode；The pattern 3. fresh air is warmed oneself；
4. fresh-air ventilation pattern.
Brief description of the drawings
Fig. 1 is the structure decomposition figure of the utility model embodiment；
Fig. 2 is the structure decomposition figure of the heating module component of the utility model embodiment；
Fig. 3 is the structural representation of the new air heat-exchange pattern of the utility model embodiment；
Fig. 4 is the structural representation of the fresh air air vent mode of the utility model embodiment；
Fig. 5 is the structural representation of the fresh air heating pattern of the utility model embodiment；
Fig. 6 is the structural representation of the fresh-air ventilation pattern of the utility model embodiment；
The direction of arrow indicates air-flow direction；
In figure, 1- casings；11- fresh air air inlets；12- fresh air air outlets；Wind air inlet in 13- rooms；Wind air draft in 14- rooms
Mouthful；15- fresh-air fans；16- exhaust fans；17- heat exchanger cores；The controllable air-valves of 18- first；19- filters；
2- heatings loop；20- heating module components；21- heating air inlets；22- heating return air inlets；23- heating element heaters；
The controllable air-valves of 24- second；The controllable air-valves of 25- the 3rd；26- frameworks；27- air-valve motors；28- air-valve motors；
3- mounting flanges；
A- fresh air ducts；B- wind output channels；C- bypasses wind output channel；D- heatings air channel；E- ventilations air channel.
Embodiment
With reference to the accompanying drawing of the utility model embodiment, the technical scheme to the utility model embodiment explain and
Illustrate, but following embodiments are only preferred embodiment of the present utility model, and it is not all.Based on the embodiment in embodiment,
The other embodiment that those skilled in the art are obtained on the premise of creative work is not made, belongs to the utility model
Protection domain.
As shown in figure 1, the utility model embodiment, a kind of new blower fan with heating function, including casing 1, the side of casing 1
Set on wall in fresh air air inlet 11, fresh air air outlet 12, indoor wind air inlet 13, indoor wind exhaust outlet 14, casing 1 provided with new
Wind blower fan 15, exhaust fan 16, heat exchanger core 17, heat exchanger core 17 have the air intake passage and air-out passage being isolated from each other, and enter
Wind passage, fresh-air fan 15 are laid on the fresh air duct A between fresh air air inlet 11 and fresh air air outlet 12, and air-out is led to
Road, exhaust fan 16 are laid on the wind output channel B between indoor wind air inlet 13 and indoor wind exhaust outlet 14, indoor wind
Provided with bypass wind output channel C between air inlet 13 and exhaust fan 16, being furnished with indoor wind air inlet 13 is used to switch air draft wind
Road B, bypass wind output channel C and the indoor alternate communication of wind air inlet 13 the first controllable air-valve 18.Bypassing wind output channel C includes case
The passage of the partial sidewall formation of body 1.Fresh air duct A and wind output channel B are isolated from each other.
Casing 1 is generally rectangular shaped, and fresh air air inlet 11 is located at the same shorter side of rectangular box 1 with fresh air air outlet 12
On wall, indoor wind air inlet 13 is located on another shorter side wall of rectangular box 1 with indoor wind exhaust outlet 14.Fresh air air inlet
11st, fresh air air outlet 12, indoor wind air inlet 13, indoor wind exhaust outlet 14 are distributed in four angles of the side wall of casing 1.Fresh air air intake
Mouth 11 is conllinear with the axis line of fresh air air outlet 12 and parallel to the longer side wall of casing 1；Indoor wind air inlet 13 is arranged with indoor wind
The axis line of air port 14 is conllinear and parallel to the longer side wall of casing 1.It is same that air inlet 21 of warming oneself is located at casing 1 with heating return air inlet 22
On one longer side wall, heating return air inlet 22 is located at wind exhaust outlet 14 in the corner of the longer side wall of casing 1 and adjacent chamber.
New wind filter 19 is set on fresh air duct A between fresh air air inlet 11 and heat exchanger core 17.
Heating loop 2 is also set up on casing 1, heating loop 2 takes including heating air inlet 21, heating return air inlet 22, connection
Heating element heater 23 is set on the heating air channel D of warm air inlet 21 and heating return air inlet 22, heating air channel D, exhaust fan 16 is located at
Warm oneself on the D of air channel, be used as Heagting fan.Heating air channel D and bypass air exhaust passage C common sparings air channel.Heating air inlet 21 is set
It is placed on bypass wind output channel C.Heating air inlet 21 and heating return air inlet 22 are distributed on the same longer side wall of casing 1, are taken
Air inlet 21 is warmed up close to indoor wind exhaust outlet 14.Set at heating air inlet 21 at second controllable air-valve 24, heating return air inlet 22
3rd controllable air-valve 25 is set.Heating element heater 23 is arranged at heating return air inlet 22.
The horizontal positioned of exhaust fan 16, the i.e. rotating shaft of exhaust fan 16 are horizontally disposed with.The air inlet of exhaust fan 16 can connect
Open air exhaust air channel B, bypass wind output channel C, heating air channel D, ventilation air channel E.
4 mounting flanges 3 are set on casing 1, so as to which casing 1 is lifted.
As shown in Fig. 2 the heating module component of the utility model embodiment, heating module component 20 includes framework 26, frame
Second controllable air-valve 24 is set on body 26, the air-valve blower fan 27 of the second controllable air-valve 24, the 3rd controllable air-valve 25, control the is controlled
The air-valve blower fan 28 of three controllable air-valves 25.Wind direction guide frame is also set up in framework 26, indoor wind is oriented to exhaust fan 16.The
Three controllable air-valves 25 are curved.Control the first controllable air-valve 18, the second controllable air-valve 24, three air-valves of the 3rd controllable air-valve 25
Motor is same motor.
The utility model can have four mode of operations, be illustrated below by taking an embodiment as an example：
Pattern one：New air heat-exchange pattern.As shown in figure 3, under new air heat-exchange pattern, in the presence of fresh-air fan 15, room
Outer fresh air enters casing 1 from fresh air air inlet 11, after the filtering of filter 19, goes out into heat exchanger core 17, and from fresh air
Air port 12 is got in.Meanwhile, in the presence of exhaust fan 16, indoor air enters casing via indoor wind air inlet 13
1, into heat exchanger core 17, in heat exchanger core 17, with outdoor fresh air heat exchange occurs for room air.Interior Space after heat exchange
Gas drains into outdoor via indoor wind exhaust outlet 14.Under new air heat-exchange pattern, the first controllable air-valve 18 will bypass air exhaust passage C and close
Close, the second controllable air-valve 24 closes heating air inlet 21, the 3rd controllable air-valve 25 will heating return air inlet 22 and exhaust fan 16
Between passage close, heating element heater 23 do not work.Under new air heat-exchange pattern, fresh air duct A, wind output channel B connection.
Pattern one：Fresh air air vent mode.As shown in figure 4, under fresh air air vent mode, in the presence of fresh-air fan 15, room
Outer fresh air enters casing 1 from fresh air air inlet 11, after the filtering of filter 19, into heat exchanger core 17, from fresh air air-out
Mouth 12 is got in.Meanwhile, in the presence of exhaust fan 16, indoor air enters casing 1 via indoor wind air inlet 13,
Outdoor is drained into via bypass air exhaust passage C, indoor wind exhaust outlet 14.Under fresh air air vent mode, the first controllable air-valve 18 is by warm
The air intake passage for exchanging core 17 is closed, and the second controllable air-valve 24 closes heating air inlet 21, and the 3rd controllable air-valve 25 will warm oneself
Passage between return air inlet 22 and exhaust fan 16 is closed, and heating element heater 23 does not work.Under fresh air air vent mode, fresh air duct
A, the C connections of bypass wind output channel.
Pattern three：Fresh air heating pattern.Under fresh air heating pattern, in the presence of fresh-air fan 15, outdoor fresh air is from new
Enter casing 1 in wind air inlet 11, after the filtering of filter 19, enter into heat exchanger core 17, and from fresh air air outlet 12
It is indoor.Meanwhile, in the presence of exhaust fan 16, hot-air to be added enters heating passage 23 via heating air inlet 21, is added
Thermal element 23 is returned after heating from heating return air inlet 22.Under fresh air heating pattern, the first controllable air-valve 18 is by heat exchanger core 17
Air intake passage close, the second controllable air-valve 24 will bypass air exhaust passage C and close, and the 3rd controllable air-valve 25 is by indoor wind exhaust outlet
Passage between 14 and exhaust fan 16 is closed, and heating element heater 23 works.Under fresh air heating pattern, fresh air duct A, heating wind
Road D is connected.
Pattern four：Fresh-air ventilation pattern.Under fresh-air ventilation pattern, in the presence of fresh-air fan 15, outdoor fresh air is from new
Enter casing 1 in wind air inlet 11, after the filtering of filter 19, enter into heat exchanger core 17, and from fresh air air outlet 12
It is indoor.Meanwhile, in the presence of exhaust fan 16, air to be discharged via heating air inlet 21 enter heating passage 23, and from
Indoor wind exhaust outlet 14 is discharged.Under fresh-air ventilation pattern, the first controllable air-valve 18 closes the air intake passage of heat exchanger core 17, the
Two controllable air-valves 24 will bypass air exhaust passage C and close, and the 3rd controllable air-valve 25 will warm oneself between return air inlet 22 and exhaust fan 16
Passage close.Under fresh-air ventilation pattern, fresh air duct A, ventilation air channel E connections.
Fresh air channel A is independent with other air channels, and when not needing fresh air, fresh air duct A can be closed.
More than, embodiment only of the present utility model, but protection domain of the present utility model is not limited thereto,
It is familiar with the those skilled in the art and should be understood that the utility model includes but is not limited in accompanying drawing and above embodiment
The content of description.Any modification without departing from function and structure principle of the present utility model is intended to be included in the model of claims
In enclosing.
Claims (10)
1. a kind of new blower fan with heating function, including casing (1), casing (1) side wall are provided with fresh air air inlet
(11) fresh air wind is provided with, fresh air air outlet (12), indoor wind air inlet (13), indoor wind exhaust outlet (14), the casing (1)
Machine (15), exhaust fan (16), heat exchanger core (17), the heat exchanger core (17) have the air intake passage being isolated from each other and air-out
Passage, the air intake passage, fresh-air fan (15) are laid between fresh air air inlet (11) and fresh air air outlet (12)
In fresh air duct (A), the air-out passage, exhaust fan (16) are laid in positioned at indoor wind air inlet (13) and indoor wind air draft
On wind output channel (B) between mouth (14), the fresh air duct (A) and wind output channel (B) are isolated from each other, it is characterised in that institute
State and bypass wind output channel (C) is additionally provided between indoor wind air inlet (13) and exhaust fan (16), the wind output channel (B), side
Road wind output channel (C) is selectable to be connected with indoor wind air inlet (13), and to be opened/closed take is additionally provided with the wall of casing (1) side
It is provided with warm air inlet (21), heating return air inlet (22), the casing (1) and is located at heating air inlet (21) and heating return air inlet
(22) the heating air channel (D) between, the exhaust fan (16) also is located in heating air channel (D), is set on the heating air channel (D)
There is a heating element heater (23), the indoor wind exhaust outlet (14), heating return air inlet (22) is selectable is connected with exhaust fan (16).
2. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that the bypass wind output channel
(C) partially overlapped with heating air channel (D).
3. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that the heat exchanger core (17)
Air intake passage porch is provided with the first controllable air-valve, and the first controllable air-valve alternately switches wind output channel (B), bypass air draft wind
Road (C) leads to indoor wind air inlet (13) to be closed.
4. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that the heating air inlet (21)
Place is provided with the second controllable air-valve (24), and the second controllable air-valve (24) alternately switches heating air inlet (21), bypass air draft wind
Road (C) is opened and closed.
5. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that the heating return air inlet (22)
Wind exhaust outlet (14) in adjacent chamber, the indoor wind exhaust outlet (14), heating return air inlet (22) place are provided with the 3rd controllable air-valve
(25), wind exhaust outlet (14), heating return air inlet (22) and exhaust fan in the described 3rd controllable air-valve (25) alternating switching chamber
(16) lead to and close.
6. a kind of new blower fan with heating function as claimed in claim 5, it is characterised in that the 3rd controllable air-valve
(25) it is curved.
7. a kind of new blower fan with heating function as described in claim 4 or 5, it is characterised in that the heating air inlet
(21) place is provided with the second controllable air-valve (24), and the second controllable air-valve (24) alternately switches heating air inlet (21), bypass row
Wind air channel (C) is opened and closed；Wind exhaust outlet (14) in described heating return air inlet (22) adjacent chamber, the indoor wind exhaust outlet (14), takes
Warm return air inlet (22) place is provided with the 3rd controllable air-valve (25)；The second controllable air-valve (24) and the 3rd controllable air-valve (25) are located at
On same heating module component (20).
8. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that the heating element heater (23) is
PTC-ceramic heater element, it is arranged at heating return air inlet (22) place；Between fresh air air inlet (11) and heat exchanger core (17)
Fresh air duct (A) on new wind filter (19) is set.
9. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that the casing (1) is rectangular,
The fresh air air inlet (11), indoor air outlet (14) are located on the wall of casing (1) the same side, the fresh air air outlet (12), room
Interior air inlet (13) is located on the side wall relative with side wall where fresh air air inlet (11), indoor air outlet (14), the heating
Air inlet (21), heating air outlet (22) are located at the side adjacent with side wall where fresh air air inlet (11), indoor air outlet (14)
On wall.
10. a kind of new blower fan with heating function as claimed in claim 1, it is characterised in that also set in the casing (1)
There is the bypass fresh air duct to be opened/closed of connection fresh air air inlet (11) and fresh-air fan (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720284990.5U CN206556192U (en) | 2017-03-22 | 2017-03-22 | A kind of new blower fan with heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720284990.5U CN206556192U (en) | 2017-03-22 | 2017-03-22 | A kind of new blower fan with heating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206556192U true CN206556192U (en) | 2017-10-13 |
Family
ID=60365999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720284990.5U Active CN206556192U (en) | 2017-03-22 | 2017-03-22 | A kind of new blower fan with heating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206556192U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907820A (en) * | 2017-03-22 | 2017-06-30 | 杭州奥普卫厨科技有限公司 | A kind of new blower fan with heating function |
| CN109386964A (en) * | 2018-11-09 | 2019-02-26 | 上海龙胜实业有限公司 | A kind of new airing radiator |
| CN110319533A (en) * | 2019-08-22 | 2019-10-11 | 湖南童年的空气科技有限公司 | New blower and air duct switching method with multiple duct switching construction |
-
2017
- 2017-03-22 CN CN201720284990.5U patent/CN206556192U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907820A (en) * | 2017-03-22 | 2017-06-30 | 杭州奥普卫厨科技有限公司 | A kind of new blower fan with heating function |
| CN109386964A (en) * | 2018-11-09 | 2019-02-26 | 上海龙胜实业有限公司 | A kind of new airing radiator |
| CN109386964B (en) * | 2018-11-09 | 2024-03-19 | 上海龙胜实业有限公司 | Fresh air heating device |
| CN110319533A (en) * | 2019-08-22 | 2019-10-11 | 湖南童年的空气科技有限公司 | New blower and air duct switching method with multiple duct switching construction |
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